19725070

素因数分解:

$2^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{89}}^1\times {\mathrm{599}}^1$

素因数の和:732

約数の個数: 32

約数和(自身を含む): 36936000

約数和(自身を除く): 17210930

約数列:

[1, 2, 5, 10, 37, 74, 89, 178, 185, 370, 445, 599, 890, 1198, 2995, 3293, 5990, 6586, 16465, 22163, 32930, 44326, 53311, 106622, 110815, 221630, 266555, 533110, 1972507, 3945014, 9862535, 19725070]

約数ペア:

[(1, 19725070), (2, 9862535), (5, 3945014), (10, 1972507), (37, 533110), (74, 266555), (89, 221630), (178, 110815), (185, 106622), (370, 53311), (445, 44326), (599, 32930), (890, 22163), (1198, 16465), (2995, 6586), (3293, 5990)]